import weaviate
from weaviate.embedded import EmbeddedOptions
from weaviate import Client

def initialize_weaviate_client():
    return weaviate.Client(embedded_options=EmbeddedOptions())

def class_exists(client, class_name):
    try:
        client.schema.get_class(class_name)
        return True
    except:
        return False

def map_dtype_to_weaviate(dtype):
    if "int" in str(dtype):
        return "int"
    elif "float" in str(dtype):
        return "number"
    elif "bool" in str(dtype):
        return "boolean"
    else:
        return "string"

def ingest_data_to_weaviate(client, dataframe, class_name, class_description):
    # ... [same as in your code]

def get_class_schema(client, class_name):
    all_classes = client.schema.get()["classes"]
    for cls in all_classes:
        if cls["class"] == class_name:
            return cls
    return None